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2AZ FE Intake

The document discusses the intake air control system for a 2AZ-FE engine. It includes: 1) A diagram showing the intake air control valve and its connection to the ECM. 2) Inspection steps to check the intake air control valve using an intelligent tester by applying voltage and listening for a clicking sound. 3) Pictures and torque specifications for removing and installing the intake air control valve and intake air surge tank assembly.

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Luks Fernandez
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© Attribution Non-Commercial (BY-NC)
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1K views7 pages

2AZ FE Intake

The document discusses the intake air control system for a 2AZ-FE engine. It includes: 1) A diagram showing the intake air control valve and its connection to the ECM. 2) Inspection steps to check the intake air control valve using an intelligent tester by applying voltage and listening for a clicking sound. 3) Pictures and torque specifications for removing and installing the intake air control valve and intake air surge tank assembly.

Uploaded by

Luks Fernandez
Copyright
© Attribution Non-Commercial (BY-NC)
We take content rights seriously. If you suspect this is your content, claim it here.
Available Formats
Download as PDF, TXT or read online on Scribd
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2AZ-FE INTAKE INTAKE AIR CONTROL SYSTEM

IT1

INTAKE AIR CONTROL SYSTEM


2AZ-FE ENGINEINTAKE

PARTS LOCATION
for PZEV:

INTAKE AIR CONTROL VALVE

IT

A135059E06

IT2

2AZ-FE INTAKE INTAKE AIR CONTROL SYSTEM

SYSTEM DIAGRAM

C33 INTAKE AIR CONTROL VALVE

ECM

VCIA

103 C24 VCIA 93 C24 IACA 126 C24 EIA L 33 A24 IAC+

IACA

B-W

EIA

IAC+

9 CA2 19 CA2

IT

IAC-

A24 IAC-

A135688E02

2AZ-FE INTAKE INTAKE AIR CONTROL SYSTEM

IT3

ON-VEHICLE INSPECTION
1. INSPECT INTAKE AIR CONTROL VALVE ASSEMBLY (a) Inspection procedure when using the intelligent tester: (1) Warm up the engine. (2) Stop the engine. (3) (4) (5) (6) Connect the intelligent tester to the DLC3. Turn the ignition switch on (IG). Turn the tester on. Select the following menu items: DIAGNOSIS / ENHANCED OBD II / ACTIVE TEST / INTAKE CTL VSV1. Press the right or left button. (7) Make sure that a clicking sound is heard from the intake air control valve when current flows. If the result is not as specified, replace the intake air surge tank.

Intelligent Tester

DLC3

CAN VIM
C131977E05

IT

IT4
2AZ-FE ENGINEINTAKE

2AZ-FE INTAKE INTAKE AIR CONTROL VALVE

INTAKE AIR CONTROL VALVE


COMPONENTS
9.0 (92, 80 in.*lbf)

AIR CLEANER CAP SUB-ASSEMBLY NO. 1 ENGINE COVER SUB-ASSEMBLY

AIR CLEANER INLET ASSEMBLY

5.0 (51, 44 in.*lbf)

IT

5.0 (51, 44 in.*lbf)

AIR CLEANER CASE SUB-ASSMEBLY

N*m (kgf*cm, ft.*lbf) : Specified torque


A128948E02

2AZ-FE INTAKE INTAKE AIR CONTROL VALVE

IT5

FRONT WIPER ARM AND BLADE ASSEMBLY RH FRONT FENDER TO COWL SIDE SEAL RH

20 (204, 15)

COWL TOP VENTILATOR LOUVER SUB-ASSEMBLY

FRONT WIPER ARM AND BLADE ASSEMBLY LH

7.5 (77, 66 in.*lbf) 85 (867, 63) 5.0 (51, 44 in.*lbf)

FRONT FENDER TO COWL SIDE SEAL LH

WINDSHIELD WIPER MOTOR AND LINK ASSEMBLY

IT

COWL TOP PANEL OUTER SUB-ASSEMBLY

N*m (kgf*cm, ft.*lbf) : Specified torque


A136912E06

IT6

2AZ-FE INTAKE INTAKE AIR CONTROL VALVE

INTAKE AIR SURGE TANK ASSEMBLY


30 (306, 22)

x2 x5

INTAKE AIR CONTROL VALVE

GASKET

IT
20 (205, 15)

FUEL INJECTOR CONNECTOR

FUEL MAIN TUBE

NO. 1 DELIVERY PIPE SPACER

INJECTOR VIBRATION INSULATOR

N*m (kgf*cm, ft.*lbf) : Specified torque

Non-reusable part
A135660E04

2AZ-FE INTAKE INTAKE AIR CONTROL VALVE

IT7

REMOVAL
1. REMOVE INTAKE AIR SURGE TANK ASSEMBLY HINT: (See page ES-510) REMOVE INTAKE AIR CONTROL VALVE (a) Remove the intake air control valve.

2.

A135692

INSPECTION
1.
5 (IAC+)

4 (IAC-)

INSPECT INTAKE AIR CONTROL VALVE (a) Inspection procedure when applying voltage between the terminals: (1) Apply battery voltage between terminals 4 (IAC+) and 5 (IAC-) of the intake air control valve. The actuator should continue to keep the valve open.

IT
A135693E01

INSTALLATION
1. 2. INSTALL INTAKE AIR CONTROL VALVE (a) Install the intake air control valve. INSTALL INTAKE AIR SURGE TANK ASSEMBLY HINT: (See page ES-511)

A135692

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